The Federal Bureau of Investigation became aware earlier this year of Internet postings by a man calling himself Nidal Hasan.

联邦调查局在今年早些时候，曾注意到有人以尼达尔•哈桑的名字在互联网上发帖。

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Military officials have brought murder charges against Major Nidal Hasan, an Army psychiatrist.

VOA: special.2009.11.14

These included the Irish Republican Army and the Abu Nidal Group.

VOA: special.2011.02.26

Army psychiatrist Major Nidal Hasan is accused of the killings.

VOA: special.2010.01.02

Mr. Tsarnaev's conversations with Mr. Nidal appear to have been overtaken by events, officials said.

WSJ: Dagestan Islamists Were Uneasy About Boston Bombing Suspect

The defendant in that case, Nidal Hasan, is white according to standard racial taxonomy.

WSJ: Best of the Web Today: Those Courageous Racists

Major Nidal Hasan, who shot and killed 13 people at Fort Hood in November, acted alone.

ECONOMIST: The tensions of being Muslim and American